Between humans, a kiss on the mouth or cheek is a clear signal of warm feelings. But what’s going on in a dog’s brain when it plants a slobbery lick on a person’s face or hands? There’s no single ...

When a dog showers you with kisses, it's often to show you affection — but there's also a reason that's rooted in their evolutionary history. To better understand the reasoning behind a dog's licks, ...

When dogs lick their owners, it’s often viewed as a sign of affection. However, experts say there are deeper evolutionary reasons behind the behavior. Dr. Alexandra Horowitz, a noted dog cognition ...